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/*
* The MIT License
*
* Copyright 2017 Intuit Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package com.intuit.karate.netty;
import io.netty.bootstrap.ServerBootstrap;
import io.netty.channel.Channel;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.nio.NioServerSocketChannel;
import io.netty.handler.logging.LogLevel;
import io.netty.handler.logging.LoggingHandler;
import io.netty.handler.ssl.SslContext;
import io.netty.handler.ssl.SslContextBuilder;
import io.netty.handler.ssl.util.SelfSignedCertificate;
import java.io.File;
import java.net.InetSocketAddress;
import java.util.Map;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
*
* @author pthomas3
*/
public class FeatureServer {
private static final Logger logger = LoggerFactory.getLogger(FeatureServer.class);
public static FeatureServer start(File featureFile, int port, boolean ssl, Map vars) {
return new FeatureServer(featureFile, port, ssl, vars);
}
public static FeatureServer start(File featureFile, int port, File certFile, File privateKeyFile, Map vars) {
return new FeatureServer(featureFile, port, certFile, privateKeyFile, vars);
}
private final Channel channel;
private final String host;
private final int port;
private final boolean ssl;
private final EventLoopGroup bossGroup;
private final EventLoopGroup workerGroup;
public int getPort() {
return port;
}
public void waitSync() {
try {
channel.closeFuture().sync();
} catch (Exception e) {
throw new RuntimeException(e);
}
}
public void stop() {
logger.info("stop: shutting down");
bossGroup.shutdownGracefully();
workerGroup.shutdownGracefully();
logger.info("stop: shutdown complete");
}
private static SslContext getSelfSignedSslContext() {
try {
SelfSignedCertificate ssc = new SelfSignedCertificate();
return SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();
} catch (Exception e) {
throw new RuntimeException(e);
}
}
private static SslContext getSslContextFromFiles(File sslCert, File sslPrivateKey) {
try {
return SslContextBuilder.forServer(sslCert, sslPrivateKey).build();
} catch (Exception e) {
throw new RuntimeException(e);
}
}
private FeatureServer(File featureFile, int port, File certificate, File privateKey, Map vars) {
this(featureFile, port, getSslContextFromFiles(certificate, privateKey), vars);
}
private FeatureServer(File featureFile, int port, boolean ssl, Map vars) {
this(featureFile, port, ssl ? getSelfSignedSslContext() : null, vars);
}
private FeatureServer(File featureFile, int requestedPort, SslContext sslCtx, Map vars) {
ssl = sslCtx != null;
File parent = featureFile.getParentFile();
if (parent == null) { // when running via command line and same dir
featureFile = new File(featureFile.getAbsolutePath());
}
bossGroup = new NioEventLoopGroup(1);
workerGroup = new NioEventLoopGroup();
FeatureServerInitializer initializer = new FeatureServerInitializer(sslCtx, featureFile, vars, () -> stop());
try {
ServerBootstrap b = new ServerBootstrap();
b.group(bossGroup, workerGroup)
.channel(NioServerSocketChannel.class)
.handler(new LoggingHandler(getClass().getName(), LogLevel.TRACE))
.childHandler(initializer);
channel = b.bind(requestedPort).sync().channel();
InetSocketAddress isa = (InetSocketAddress) channel.localAddress();
host = "127.0.0.1"; //isa.getHostString();
port = isa.getPort();
logger.info("server started - {}://{}:{}", ssl ? "https" : "http", host, port);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
}